1. Continuous wave
1.1. Amplitude Modulation
1.1.1. DSB - LC
1.1.1.1. Modulation
1.1.1.1.1. Square Law Modulator
1.1.1.1.2. Switching Modulator
1.1.1.2. De-Modulation
1.1.1.2.1. Simple envelope Detector
1.1.2. DSB -SC
1.1.2.1. Modulation
1.1.2.1.1. Diode Bridge Modulator
1.1.2.1.2. Ring Modulator
1.1.2.1.3. Two Square Law Modulator
1.1.2.2. De-Modulation
1.1.2.2.1. Square Law Device (SLD)
1.1.2.2.2. Phase Locked Loop (Costats Reciver)
1.1.3. SSB - SC
1.1.3.1. Modulation
1.1.3.1.1. frequancy discrimination
1.1.3.1.2. Hilbert Transform
1.1.3.2. De-Modulation
1.1.3.2.1. Square Law Device (SLD)
1.1.3.2.2. Phase Locked Loop (Costats Reciver)
1.1.4. VSB
1.1.4.1. Modulation
1.1.4.1.1. Shaping Filter
1.1.4.2. De-Modulation
1.1.4.2.1. Low Pass Filter
1.1.5. QAM
1.2. Angular Modulation
1.2.1. Frequency Modulation (FM)
1.2.2. Phase Modulation (PM)
2. Pulse Modulation
2.1. Digital
2.1.1. Pulse-code modulation (PCM)
2.1.2. Delta modulation (DM)
2.2. Analog
2.2.1. Pulse-amplitude modulation (PAM)
2.2.2. Pulse-density modulation (PDM)
2.2.3. Pulse-position modulation (PPM)